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A generalization of T. Chan’s preconditioner

✍ Scribed by Ming-Chao Cai; Xiao-Qing Jin; Yi-Min Wei


Publisher
Elsevier Science
Year
2005
Tongue
English
Weight
192 KB
Volume
407
Category
Article
ISSN
0024-3795

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📜 SIMILAR VOLUMES


Generalization of Strang's Preconditione
✍ Raymond H. Chan; Michael K. Ng; Robert J. Plemmons 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 969 KB

In this paper, we propose a method to generalize Strang's circulant preconditioner for arbitrary n-by-n matrices A,,. The 181th column of our circulant preconditioner S,, is equal to the 151 th column of the given matrix A,,. Thus if A,, is a square Toeplitz matrix, then S,, is just the Strang circu